Lub slat yog ua los ntawm polyester (los yog polyester & PVC) thiab tuaj yeem khoov ntawm qhov xav tau.Nws nto yog coated nrog nano txheej, uas yog ruaj thiab ib txwm tshiab, yooj yim-rau-huv, tsis-laus, tsis-fading, tshav kub insulated, breathable thiab fireproof, thiab daws qhov tsis xws luag ntawm oxidation xeb thiab kub kub deformation zoo sib xws. cov khoom.